Tomato firmware + Asus router question

I just picked up an Asus WL-520GU router. I want to try flashing it with Tomato firmware. I have been using google to look for information regarding doing this from a Mac perspective, but I'm mostly finding windows guides.

Flashing from Mac is generally no different as you do it from a web browser. That said I don't know about that particular model, I've only had Asus WL-500GPv2 and now Cisco E3000 running Tomato. I don't think you'll find that many Tomato users here, the best places for info are:

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